| Date | Name | Title | Action | No Shares | Price Per Share |
|---|---|---|---|---|---|
Insider Transactions For GHC | |||||
| 2026-04-01 | Conley, Danielle Y. | Director | Purchased | 21 | $1,061.70 |
| 2026-04-01 | Wagoner, G Richard Jr | Director | Purchased | 23 | $1,061.70 |
| 2026-04-01 | Davis, Christopher C | Director | Purchased | 25 | $1,061.70 |
| 2026-04-01 | Mulcahy, Anne M | Director | Purchased | 23 | $1,061.70 |
| 2026-04-01 | Markell, Jack A. | Director | Purchased | 8 | $1,061.70 |
| 2026-01-16 | Maas,, Jacob | Executive VP | Purchased | 1000 | $0.00 |
| 2026-01-16 | Maas,, Jacob | Executive VP | Sold | 377 | $1,150.50 |
| 2026-01-02 | Conley, Danielle Y. | Director | Purchased | 20 | $1,091.18 |
| 2026-01-02 | Davis, Christopher C | Director | Purchased | 25 | $1,091.18 |
| 2026-01-02 | Markell, Jack A. | Director | Purchased | 8 | $1,091.18 |
| 2026-01-02 | Mulcahy, Anne M | Director | Purchased | 22 | $1,091.18 |
| 2026-01-02 | Wagoner, G Richard Jr | Director | Purchased | 22 | $1,091.18 |
| 2025-12-29 | Weymouth, Katharine | Director | Purchased | 36000 | $0.00 |
| 2025-11-11 | O'shaughnessy, Laura | 10% Owner | Purchased | 7582 | $872.01 |
| 2025-11-11 | O'shaughnessy, Laura | 10% Owner | Sold | 7582 | $0.00 |
| 2025-11-11 | O'shaughnessy, Laura | 10% Owner | Sold | 6839 | $1,085.29 |
| 2025-11-11 | O'shaughnessy, Timothy J | Director, President and CEO | Sold | 7582 | $0.00 |
| 2025-11-11 | O'shaughnessy, Timothy J | Director, President and CEO | Sold | 6839 | $1,085.29 |
| 2025-11-11 | O'shaughnessy, Timothy J | Director, President and CEO | Purchased | 7582 | $872.01 |
| 2025-10-20 | Maas,, Jacob | Executive VP | Purchased | 1000 | $0.00 |